SincereetaliQuality materials. The bird repellent tool is made of high-quality acrylic, non-toxic and chemical-free, and will not cause environmental pollution. Exterminate pests in an environmentally friendly way. Reduce your losses. - Easily hang and create bird-resistant zones to keep harmful pests away from your home, garden, fruit trees, balcony, backyard, car, farm, your equipment, and any other property you want to protect. Ideal for placing on balcony perimeters against pigeons, and on fruit trees and vegetable gardens against blackbirds, jays, and chickadees. For pigeons/doves, gulls, and crows. Also use as a deflector to alert birds and prevent collisions with windows. Dual function. This repellent can not only effectively repel and protect birds, but it is also used to decorate homes and gardens. 100% satisfactory. If you have any questions after receiving the product, please contact us in time. Your satisfaction is our goal. If you are not satisfied with the product, we are willing to refund you.